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WIP Refactoring of Layers: Sorting of infill extrusions into LayerIslands.

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FIXME: Gap fill extrusions are currently not handled!
This commit is contained in:
Vojtech Bubnik 2022-11-02 17:20:23 +01:00
parent 409fae6183
commit 386cfae546
5 changed files with 175 additions and 25 deletions
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20
src/libslic3r/ExPolygon.cpp
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@ -117,6 +117,26 @@ ExPolygon::has_boundary_point(const Point &point) const
return false;
}
// Projection of a point onto the polygon.
Point ExPolygon::point_projection(const Point &point) const
{
if (this->holes.empty()) {
return this->contour.point_projection(point);
} else {
double dist_min2 = std::numeric_limits<double>::max();
Point closest_pt_min;
for (size_t i = 0; i < this->num_contours(); ++ i) {
Point closest_pt = this->contour_or_hole(i).point_projection(point);
double d2 = (closest_pt - point).cast<double>().squaredNorm();
if (d2 < dist_min2) {
dist_min2 = d2;
closest_pt_min = closest_pt;
}
}
return closest_pt_min;
}
}
bool ExPolygon::overlaps(const ExPolygon &other) const
{
#if 0